Home / 491,058,584.60-734,462,112.90-439,615,095.80

Finding the Fourth Proportional to 491,058,584.60, 734,462,112.90 and 439,615,095.80

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Solution

The fourth proportional to 491,058,584.60, 734,462,112.90 and 439,615,095.80 is: 657,519,575.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,058,584.60 : 734,462,112.90 = 439,615,095.80 : x
  2. Step 2: Convert to fraction form
    491,058,584.60/734,462,112.90 = 439,615,095.80/x
  3. Step 3: Cross multiply
    491,058,584.60x = 734,462,112.90 × 439,615,095.80
  4. Step 4: Simplify right side
    491,058,584.60x = 322,880,632,124,003,904
  5. Step 5: Solve for x
    x = 322,880,632,124,003,904/491,058,584.60
  6. Step 6: Final answer
    x = 657,519,575.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.